new Vue({
    data: {
        menu1: 'first',
        menu2:'',
        login: false,
        count:4,
        maxCount:40,
        centerDialogVisible: false,
    },
    methods: {
        load:function () {
            if(this.count<=this.maxCount){
                this.count += 4
            }
        },
        open:function(){
            this.centerDialogVisible=true;
        }
      }
}).$mount("#app");